| Acronym | Definition |
|---|
| PTRA➣Poids Total Roulant Autorisé (French: gross vehicle weight including tow) |
| PTRA➣Percutaneous Transluminal Renal Angioplasty |
| PTRA➣Port Terminal Railroad Association (Houston, TX) |
| PTRA➣Physics Teaching Resource Agents (various locations) |
| PTRA➣Percutaneous Transluminal Rotational Atherectomy (cardiology) |
| PTRA➣Pike Township Residents Association, Inc. (Marion County, Indiana) |